/*
 * Copyright 2015 Pivotal Software, Inc..
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.joomtu.smarterlife.utils;

import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;

/**
 *
 * @author huguobing
 */
public class PasswordCrypto {

    private static PasswordEncoder passwordEncoder;

    private static PasswordCrypto instance;

    public static PasswordCrypto getInstance() {
        if (instance == null) {
            instance = new PasswordCrypto();
        }
        return instance;
    }

    public static PasswordEncoder getEncoder() {
        if (passwordEncoder == null) {
            passwordEncoder = new BCryptPasswordEncoder();
        }
        return passwordEncoder;
    }

    public String encrypt(String str) {
        return getEncoder().encode(str);
    }

}
